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Finding the Fourth Proportional to 149,315.56, 206,055.49 and 82,247.56

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Solution

The fourth proportional to 149,315.56, 206,055.49 and 82,247.56 is: 113,501.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,315.56 : 206,055.49 = 82,247.56 : x
  2. Step 2: Convert to fraction form
    149,315.56/206,055.49 = 82,247.56/x
  3. Step 3: Cross multiply
    149,315.56x = 206,055.49 × 82,247.56
  4. Step 4: Simplify right side
    149,315.56x = 16,947,561,277.10
  5. Step 5: Solve for x
    x = 16,947,561,277.10/149,315.56
  6. Step 6: Final answer
    x = 113,501.64

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